Chŏngbo hwaryonghak
Subtitle: chŏngbo chabonjuŭi sidae ŭi kyŏngjaeng chŏllyak
By: Yun Ŭn-gi chŏ
Edition: Chʻopʻan
Publisher: Saeroun Munhwasa
Published: 1985
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 265
Subjects: Business intelligence